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C84500 Brass vs. S44401 Stainless Steel

C84500 brass belongs to the copper alloys classification, while S44401 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C84500 brass and the bottom bar is S44401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 28
21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 39
78
Tensile Strength: Ultimate (UTS), MPa 240
480
Tensile Strength: Yield (Proof), MPa 97
300

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 150
930
Melting Completion (Liquidus), °C 980
1460
Melting Onset (Solidus), °C 840
1420
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 72
22
Thermal Expansion, µm/m-K 19
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 17
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
12
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
2.9
Embodied Energy, MJ/kg 47
40
Embodied Water, L/kg 340
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
90
Resilience: Unit (Modulus of Resilience), kJ/m3 45
230
Stiffness to Weight: Axial, points 6.6
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.7
17
Strength to Weight: Bending, points 9.8
18
Thermal Diffusivity, mm2/s 23
5.9
Thermal Shock Resistance, points 8.6
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 77 to 79
0
Iron (Fe), % 0 to 0.4
75.1 to 80.6
Lead (Pb), % 6.0 to 7.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0 to 0.030
Tin (Sn), % 2.0 to 4.0
0
Titanium (Ti), % 0
0.2 to 0.8
Zinc (Zn), % 10 to 14
0
Residuals, % 0 to 0.7
0